Intel Xeon Platinum 9221 's Advantages
Larger L3 cache size (71.5MB vs 64MB)
Lower TDP (250W vs 280W)
AMD Ryzen Threadripper PRO 5955WX 's Advantages
Released 2 years and 11 months late
Higher specification of memory (DDR4-3200 vs DDR4-2933)
Newer PCIe version (4 vs 3)
Higher base frequency (4GHz vs 2.1GHz)